San Francisco 49ers coach Kyle Shanahan, right, introduces the NLF football team's newest players, Weston Richburg, left, and Jerick McKinnon, during a news conference Thursday, March 15, 2018, in Santa Clara, Calif.
San Francisco 49ers coach Kyle Shanahan, right, introduces the NLF football team's newest players, Weston Richburg, left, and Jerick McKinnon, during a news conference Thursday, March 15, 2018, in Santa Clara, Calif. Ben Margot
San Francisco 49ers coach Kyle Shanahan, right, introduces the NLF football team's newest players, Weston Richburg, left, and Jerick McKinnon, during a news conference Thursday, March 15, 2018, in Santa Clara, Calif. Ben Margot

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March 15, 2018 05:31 PM